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Nitecore NL2150 21700 5000mAh 3.6V Protected Lithium Ion (Li-ion) Button Top Battery - Retail Card

Item #: NITECORE-NL2150
Brand: Nitecore
Item #: NITECORE-NL2150
Brand: Nitecore

Nitecore NL2150 21700 battery

3.6V, 5000mAh, 18Wh

The Nitecore NL2150 21700 battery is the newest addition to their line of portable power. This 21700 cell is specifically designed to be used with high performance flashlights and specialty electronics. The high capacity of 5000mAh allows your device to have long efficient run times. Protected with integrated overcharging and discharging circuitry, you can be sure that your battery will be safe through charging cycles and extended use. The lithium-ion chemistry not only provides stable, reliable power, but it also allows for recharging up to 500 cycles! Rechargeable batteries save you money in the long run and help the environment at the same time.

Need a compatible charger for your Li-ion battery? Battery Junction offers a wide selection of smart chargers with different features and channels so you can pick which one is best suited for you. Browse our Li-ion smart charger options here!


  • High performance battery for specialty electronics and lights
  • 3.6V of reliable Li-ion power
  • 5000mAh capacity for long run times
  • Rechargeable up to 500 times
  • 3 Year stable shelf life
  • Overcharge and discharge protection circuitry
  • CE and RoHS Certified

Technical Specifications:

  • Battery Size: 21700
  • Battery Chemistry: Lithium Ion (Li-ion)
  • Terminal Type: Button Top
  • Rechargeable: Yes
  • Protected Cell: Yes
  • Nominal Voltage: 3.6V
  • Nominal Capacity: 5000mAh, 18Wh
  • Max Charging Voltage: 4.2V
  • Discharge Cut-off Voltage: 3V
  • Nominal Charge Current: 1000mA
  • Max Charge and Discharge Current: 5000mA
  • Estimated Charge Cycles: 500 Cycles
  • Shelf Life: 3 Years
  • UPC: 6952506492848
  • Package Dimensions:

    • Length: 5.5" (139.7mm)
    • Width: 3.25" (82.55mm)
    • Weight: 3oz. (86g)

    Battery Dimensions:

    • Height: 2.92" (74.2mm)
    • Diameter: 0.84" (21.4mm)
    • Weight: 2.55oz (72.3g)
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